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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
4  * (C) Copyright 2013 - 2018 Xilinx, Inc.
5  *
6  * Common configuration options for all Zynq boards.
7  */
8 
9 #ifndef __CONFIG_ZYNQ_COMMON_H
10 #define __CONFIG_ZYNQ_COMMON_H
11 
12 /* CPU clock */
13 #ifndef CONFIG_CPU_FREQ_HZ
14 # define CONFIG_CPU_FREQ_HZ	800000000
15 #endif
16 
17 #define CONFIG_REMAKE_ELF
18 
19 /* Cache options */
20 #define CONFIG_SYS_L2CACHE_OFF
21 #ifndef CONFIG_SYS_L2CACHE_OFF
22 # define CONFIG_SYS_L2_PL310
23 # define CONFIG_SYS_PL310_BASE		0xf8f02000
24 #endif
25 
26 #define ZYNQ_SCUTIMER_BASEADDR		0xF8F00600
27 #define CONFIG_SYS_TIMERBASE		ZYNQ_SCUTIMER_BASEADDR
28 #define CONFIG_SYS_TIMER_COUNTS_DOWN
29 #define CONFIG_SYS_TIMER_COUNTER	(CONFIG_SYS_TIMERBASE + 0x4)
30 
31 /* Serial drivers */
32 /* The following table includes the supported baudrates */
33 #define CONFIG_SYS_BAUDRATE_TABLE  \
34 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
35 
36 #define CONFIG_ARM_DCC
37 
38 /* Ethernet driver */
39 #if defined(CONFIG_ZYNQ_GEM)
40 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
41 # define CONFIG_BOOTP_MAY_FAIL
42 #endif
43 
44 /* QSPI */
45 
46 /* NOR */
47 #ifdef CONFIG_MTD_NOR_FLASH
48 # define CONFIG_SYS_FLASH_BASE		0xE2000000
49 # define CONFIG_SYS_FLASH_SIZE		(16 * 1024 * 1024)
50 # define CONFIG_SYS_MAX_FLASH_BANKS	1
51 # define CONFIG_SYS_MAX_FLASH_SECT	512
52 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
53 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
54 # define CONFIG_FLASH_SHOW_PROGRESS	10
55 # undef CONFIG_SYS_FLASH_EMPTY_INFO
56 #endif
57 
58 #ifdef CONFIG_NAND_ZYNQ
59 #define CONFIG_SYS_MAX_NAND_DEVICE	1
60 #define CONFIG_SYS_NAND_ONFI_DETECTION
61 #endif
62 
63 #ifdef CONFIG_USB_EHCI_ZYNQ
64 # define CONFIG_EHCI_IS_TDI
65 
66 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
67 # define DFU_DEFAULT_POLL_TIMEOUT	300
68 # define CONFIG_THOR_RESET_OFF
69 # define DFU_ALT_INFO_RAM \
70 	"dfu_ram_info=" \
71 	"setenv dfu_alt_info " \
72 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
73 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
74 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
75 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
76 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
77 
78 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
79 #  define DFU_ALT_INFO_MMC \
80 	"dfu_mmc_info=" \
81 	"setenv dfu_alt_info " \
82 	"${kernel_image} fat 0 1\\\\;" \
83 	"${devicetree_image} fat 0 1\\\\;" \
84 	"${ramdisk_image} fat 0 1\0" \
85 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
86 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
87 
88 #  define DFU_ALT_INFO	\
89 	DFU_ALT_INFO_RAM \
90 	DFU_ALT_INFO_MMC
91 # else
92 #  define DFU_ALT_INFO	\
93 	DFU_ALT_INFO_RAM
94 # endif
95 #endif
96 
97 #if !defined(DFU_ALT_INFO)
98 # define DFU_ALT_INFO
99 #endif
100 
101 /* Allow to overwrite serial and ethaddr */
102 #define CONFIG_ENV_OVERWRITE
103 
104 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
105 
106 /* Boot configuration */
107 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
108 
109 #ifdef CONFIG_SPL_BUILD
110 #define BOOTENV
111 #else
112 
113 #ifdef CONFIG_CMD_MMC
114 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) func(MMC, mmc, 1)
115 #else
116 #define BOOT_TARGET_DEVICES_MMC(func)
117 #endif
118 
119 #ifdef CONFIG_CMD_USB
120 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) func(USB, usb, 1)
121 #else
122 #define BOOT_TARGET_DEVICES_USB(func)
123 #endif
124 
125 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
126 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
127 #else
128 #define BOOT_TARGET_DEVICES_PXE(func)
129 #endif
130 
131 #if defined(CONFIG_CMD_DHCP)
132 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
133 #else
134 #define BOOT_TARGET_DEVICES_DHCP(func)
135 #endif
136 
137 #if defined(CONFIG_ZYNQ_QSPI)
138 # define BOOT_TARGET_DEVICES_QSPI(func)	func(QSPI, qspi, na)
139 #else
140 # define BOOT_TARGET_DEVICES_QSPI(func)
141 #endif
142 
143 #if defined(CONFIG_NAND_ZYNQ)
144 # define BOOT_TARGET_DEVICES_NAND(func)	func(NAND, nand, na)
145 #else
146 # define BOOT_TARGET_DEVICES_NAND(func)
147 #endif
148 
149 #if defined(CONFIG_MTD_NOR_FLASH)
150 # define BOOT_TARGET_DEVICES_NOR(func)	func(NOR, nor, na)
151 #else
152 # define BOOT_TARGET_DEVICES_NOR(func)
153 #endif
154 
155 #define BOOTENV_DEV_QSPI(devtypeu, devtypel, instance) \
156 	"bootcmd_qspi=sf probe 0 0 0 && " \
157 		      "sf read ${scriptaddr} ${script_offset_f} ${script_size_f} && " \
158 		      "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
159 
160 #define BOOTENV_DEV_NAME_QSPI(devtypeu, devtypel, instance) \
161 	"qspi "
162 
163 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
164 	"bootcmd_nand=nand info && " \
165 		      "nand read ${scriptaddr} ${script_offset_f} ${script_size_f} && " \
166 		      "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
167 
168 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
169 	"nand "
170 
171 #define BOOTENV_DEV_NOR(devtypeu, devtypel, instance) \
172 	"script_offset_nor=0xE2FC0000\0"        \
173 	"bootcmd_nor=cp.b ${script_offset_nor} ${scriptaddr} ${script_size_f} && " \
174 		     "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
175 
176 #define BOOTENV_DEV_NAME_NOR(devtypeu, devtypel, instance) \
177 	"nor "
178 
179 #define BOOT_TARGET_DEVICES(func) \
180 	BOOT_TARGET_DEVICES_MMC(func) \
181 	BOOT_TARGET_DEVICES_QSPI(func) \
182 	BOOT_TARGET_DEVICES_NAND(func) \
183 	BOOT_TARGET_DEVICES_NOR(func) \
184 	BOOT_TARGET_DEVICES_USB(func) \
185 	BOOT_TARGET_DEVICES_PXE(func) \
186 	BOOT_TARGET_DEVICES_DHCP(func)
187 
188 #include <config_distro_bootcmd.h>
189 #endif /* CONFIG_SPL_BUILD */
190 
191 /* Default environment */
192 #ifndef CONFIG_EXTRA_ENV_SETTINGS
193 #define CONFIG_EXTRA_ENV_SETTINGS	\
194 	"fdt_high=0x20000000\0"		\
195 	"initrd_high=0x20000000\0"	\
196 	"scriptaddr=0x20000\0"	\
197 	"script_offset_f=0xFC0000\0"	\
198 	"script_size_f=0x40000\0"	\
199 	"fdt_addr_r=0x1f00000\0"        \
200 	"pxefile_addr_r=0x2000000\0"    \
201 	"kernel_addr_r=0x2000000\0"     \
202 	"scriptaddr=0x3000000\0"        \
203 	"ramdisk_addr_r=0x3100000\0"    \
204 	DFU_ALT_INFO \
205 	BOOTENV
206 #endif
207 
208 /* Miscellaneous configurable options */
209 
210 #define CONFIG_CLOCKS
211 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
212 #define CONFIG_SYS_CBSIZE		2048 /* Console I/O Buffer Size */
213 
214 #define CONFIG_SYS_MEMTEST_START	0
215 #define CONFIG_SYS_MEMTEST_END		0x1000
216 
217 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
218 #define CONFIG_SYS_INIT_RAM_SIZE	0x2000
219 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
220 					CONFIG_SYS_INIT_RAM_SIZE - \
221 					GENERATED_GBL_DATA_SIZE)
222 
223 
224 /* Extend size of kernel image for uncompression */
225 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
226 
227 /* Boot FreeBSD/vxWorks from an ELF image */
228 #define CONFIG_SYS_MMC_MAX_DEVICE	1
229 
230 /* MMC support */
231 #ifdef CONFIG_MMC_SDHCI_ZYNQ
232 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
233 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
234 #endif
235 
236 /* Address in RAM where the parameters must be copied by SPL. */
237 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
238 
239 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
240 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
241 
242 /* Not using MMC raw mode - just for compilation purpose */
243 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
244 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
245 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
246 
247 /* qspi mode is working fine */
248 #ifdef CONFIG_ZYNQ_QSPI
249 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
250 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
251 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
252 					CONFIG_SYS_SPI_ARGS_SIZE)
253 #endif
254 
255 /* SP location before relocation, must use scratch RAM */
256 
257 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
258 #define CONFIG_SPL_MAX_SIZE	0x30000
259 
260 /* On the top of OCM space */
261 #define CONFIG_SYS_SPL_MALLOC_START	CONFIG_SPL_STACK_R_ADDR
262 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000000
263 
264 /*
265  * SPL stack position - and stack goes down
266  * 0xfffffe00 is used for putting wfi loop.
267  * Set it up as limit for now.
268  */
269 #define CONFIG_SPL_STACK	0xfffffe00
270 
271 /* BSS setup */
272 #define CONFIG_SPL_BSS_START_ADDR	0x100000
273 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
274 
275 #define CONFIG_SPL_LOAD_FIT_ADDRESS 0x10000000
276 
277 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
278 
279 #endif /* __CONFIG_ZYNQ_COMMON_H */
280